Home / 402,652,336.34-603,787,676.92-140,245,370.98

Finding the Fourth Proportional to 402,652,336.34, 603,787,676.92 and 140,245,370.98

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Solution

The fourth proportional to 402,652,336.34, 603,787,676.92 and 140,245,370.98 is: 210,301,590.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,652,336.34 : 603,787,676.92 = 140,245,370.98 : x
  2. Step 2: Convert to fraction form
    402,652,336.34/603,787,676.92 = 140,245,370.98/x
  3. Step 3: Cross multiply
    402,652,336.34x = 603,787,676.92 × 140,245,370.98
  4. Step 4: Simplify right side
    402,652,336.34x = 84,678,426,740,937,696
  5. Step 5: Solve for x
    x = 84,678,426,740,937,696/402,652,336.34
  6. Step 6: Final answer
    x = 210,301,590.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.